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All results from a given calculation for OCS (Carbonyl sulfide)

using model chemistry: SVWN/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at SVWN/6-31G(2df,p)
 hartrees
Energy at 0K-509.900536
Energy at 298.15K-509.900407
HF Energy-509.900536
Nuclear repulsion energy79.353423
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at SVWN/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2148 2116 520.65 9.98 0.49 0.66
2 Σ 892 879 4.64 15.93 0.18 0.31
3 Π 529 521 2.47 0.67 0.75 0.86
3 Π 529 521 2.47 0.67 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2048.5 cm-1
Scaled (by 0.9852) Zero Point Vibrational Energy (zpe) 2018.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at SVWN/6-31G(2df,p)
B
0.20317

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.521
O2 0.000 0.000 -1.683
S3 0.000 0.000 1.037

Atom - Atom Distances (Å)
  C1 O2 S3
C11.16261.5580
O21.16262.7205
S31.55802.7205

picture of Carbonyl sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 S3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.355      
2 O -0.146      
3 S -0.209      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.542 0.542
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.887 0.000 0.000
y 0.000 -22.887 0.000
z 0.000 0.000 -23.791
Traceless
 xyz
x 0.452 0.000 0.000
y 0.000 0.452 0.000
z 0.000 0.000 -0.904
Polar
3z2-r2-1.808
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.747 0.000 0.000
y 0.000 2.747 0.000
z 0.000 0.000 6.776


<r2> (average value of r2) Å2
<r2> 55.992
(<r2>)1/2 7.483